Hourly Weather | Today Thursday, February 26, 2026
Plainfield, New Jersey
1 AM
Cloudy Night
32°
Feels Like 25°
0
Humidity: 94%
UV Index: 0
Wind: 8 mph
2 AM
Cloudy Night
32°
Feels Like 25°
0
Humidity: 91%
UV Index: 0
Wind: 8 mph
3 AM
Cloudy Night
32°
Feels Like 25°
0
Humidity: 88%
UV Index: 0
Wind: 8 mph
4 AM
Cloudy Night
32°
Feels Like 27°
0
Humidity: 81%
UV Index: 0
Wind: 7 mph
5 AM
Cloudy Night
32°
Feels Like 27°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Night
32°
Feels Like 28°
0
Humidity: 72%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
32°
Feels Like 30°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
8 AM
Cloudy Weather
34°
Feels Like 34°
0
Humidity: 62%
UV Index: 1
Wind: 6 mph
9 AM
Cloudy Weather
36°
Feels Like 36°
0
Humidity: 58%
UV Index: 2
Wind: 6 mph
10 AM
Cloudy Weather
37°
Feels Like 39°
0
Humidity: 55%
UV Index: 2
Wind: 6 mph
11 AM
Cloudy Weather
39°
Feels Like 41°
0
Humidity: 51%
UV Index: 2
Wind: 6 mph
12 PM
Cloudy Weather
41°
Feels Like 43°
0
Humidity: 49%
UV Index: 2
Wind: 6 mph
1 PM
Snowy Weather
41°
Feels Like 41°
40
Humidity: 47%
UV Index: 1
Wind: 6 mph
2 PM
Cloudy Weather
43°
Feels Like 43°
36
Humidity: 46%
UV Index: 1
Wind: 4 mph
3 PM
Cloudy Weather
41°
Feels Like 41°
27
Humidity: 51%
UV Index: 1
Wind: 4 mph
4 PM
Cloudy Weather
39°
Feels Like 39°
15
Humidity: 56%
UV Index: 0
Wind: 6 mph
5 PM
Cloudy Weather
37°
Feels Like 37°
15
Humidity: 59%
UV Index: 0
Wind: 4 mph
6 PM
Cloudy Weather
37°
Feels Like 36°
17
Humidity: 61%
UV Index: 0
Wind: 4 mph
7 PM
Cloudy Night
36°
Feels Like 36°
20
Humidity: 62%
UV Index: 0
Wind: 4 mph
8 PM
Cloudy Night
34°
Feels Like 32°
20
Humidity: 64%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
32°
Feels Like 30°
20
Humidity: 67%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
30°
Feels Like 28°
20
Humidity: 67%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
30°
Feels Like 28°
20
Humidity: 67%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
38 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.12 µg/m³
  • PM10: 12.58 µg/m³
  • O3: 0.031 ppm
  • NO2: 9.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 AM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.61 µg/m³
  • PM10: 13.03 µg/m³
  • O3: 0.030 ppm
  • NO2: 9.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 AM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.23 µg/m³
  • PM10: 13.65 µg/m³
  • O3: 0.029 ppm
  • NO2: 9.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM
47 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.2 µg/m³
  • PM10: 14.64 µg/m³
  • O3: 0.029 ppm
  • NO2: 8.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
50 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.95 µg/m³
  • PM10: 15.33 µg/m³
  • O3: 0.029 ppm
  • NO2: 8.1 ppb
  • SO2: 0.9 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.68 µg/m³
  • PM10: 15.92 µg/m³
  • O3: 0.031 ppm
  • NO2: 7.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 AM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.75 µg/m³
  • PM10: 17.12 µg/m³
  • O3: 0.032 ppm
  • NO2: 8.6 ppb
  • SO2: 1.6 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 AM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.62 µg/m³
  • PM10: 18.24 µg/m³
  • O3: 0.032 ppm
  • NO2: 10.7 ppb
  • SO2: 1.8 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 AM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.14 µg/m³
  • PM10: 19.17 µg/m³
  • O3: 0.034 ppm
  • NO2: 11.4 ppb
  • SO2: 1.6 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 AM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.06 µg/m³
  • PM10: 19.24 µg/m³
  • O3: 0.037 ppm
  • NO2: 10 ppb
  • SO2: 1.6 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 AM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.74 µg/m³
  • PM10: 18.82 µg/m³
  • O3: 0.041 ppm
  • NO2: 9.7 ppb
  • SO2: 2 ppb
  • CO: 0.25 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

12 PM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.57 µg/m³
  • PM10: 21 µg/m³
  • O3: 0.043 ppm
  • NO2: 9.9 ppb
  • SO2: 2.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.69 µg/m³
  • PM10: 23.34 µg/m³
  • O3: 0.044 ppm
  • NO2: 10.6 ppb
  • SO2: 2.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
72 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 22.16 µg/m³
  • PM10: 27.38 µg/m³
  • O3: 0.044 ppm
  • NO2: 13.2 ppb
  • SO2: 2.4 ppb
  • CO: 0.30 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
80 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 26.18 µg/m³
  • PM10: 32.23 µg/m³
  • O3: 0.041 ppm
  • NO2: 17.3 ppb
  • SO2: 2.7 ppb
  • CO: 0.33 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
85 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 28.48 µg/m³
  • PM10: 35.07 µg/m³
  • O3: 0.038 ppm
  • NO2: 22.3 ppb
  • SO2: 3 ppb
  • CO: 0.35 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
89 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 30.27 µg/m³
  • PM10: 37.33 µg/m³
  • O3: 0.032 ppm
  • NO2: 29 ppb
  • SO2: 3.2 ppb
  • CO: 0.39 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
93 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 32.2 µg/m³
  • PM10: 39.94 µg/m³
  • O3: 0.023 ppm
  • NO2: 37.3 ppb
  • SO2: 3.4 ppb
  • CO: 0.43 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
98 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 34.42 µg/m³
  • PM10: 43.03 µg/m³
  • O3: 0.017 ppm
  • NO2: 41.5 ppb
  • SO2: 3.6 ppb
  • CO: 0.47 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
103 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 36.69 µg/m³
  • PM10: 46.04 µg/m³
  • O3: 0.013 ppm
  • NO2: 43.1 ppb
  • SO2: 3.5 ppb
  • CO: 0.49 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

9 PM
111 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 39.98 µg/m³
  • PM10: 50.14 µg/m³
  • O3: 0.010 ppm
  • NO2: 45.1 ppb
  • SO2: 3.6 ppb
  • CO: 0.52 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

10 PM
122 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 44.32 µg/m³
  • PM10: 55.57 µg/m³
  • O3: 0.006 ppm
  • NO2: 47.9 ppb
  • SO2: 3.7 ppb
  • CO: 0.55 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

11 PM
132 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 48.29 µg/m³
  • PM10: 60.37 µg/m³
  • O3: 0.004 ppm
  • NO2: 50.2 ppb
  • SO2: 3.7 ppb
  • CO: 0.58 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.